tests for snippet options, #9286

src/vs/editor/contrib/suggest/test/common/suggest.test.ts

+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+
+import * as assert from 'assert';
+import URI from 'vs/base/common/uri';
+import {IDisposable} from 'vs/base/common/lifecycle';
+import {SuggestRegistry} from 'vs/editor/common/modes';
+import {provideSuggestionItems} from 'vs/editor/contrib/suggest/common/suggest';
+import {Position} from 'vs/editor/common/core/position';
+import {Model} from 'vs/editor/common/model/model';
+
+
+suite('Suggest', function () {
+
+	let model: Model;
+	let registration: IDisposable;
+
+	setup(function () {
+
+		model = Model.createFromString('FOO\nbar\BAR\nfoo', undefined, undefined, URI.parse('foo:bar/path'));
+		registration = SuggestRegistry.register({ pattern: 'bar/path' }, {
+			triggerCharacters: [],
+			shouldAutotriggerSuggest: true,
+			provideCompletionItems() {
+				return [{
+					currentWord: '',
+					incomplete: false,
+					suggestions: [{
+						label: 'aaa',
+						type: 'snippet',
+						codeSnippet: 'aaa'
+					}, {
+							label: 'zzz',
+							type: 'snippet',
+							codeSnippet: 'zzz'
+						}, {
+							label: 'fff',
+							type: 'property',
+							codeSnippet: 'fff'
+						}]
+				}];
+			}
+		});
+	});
+
+	teardown(() => {
+		registration.dispose();
+		model.dispose();
+	});
+
+	test('sort - snippet inline', function () {
+		return provideSuggestionItems(model, new Position(1, 1), { snippetConfig: 'inline' }).then(items => {
+			assert.equal(items.length, 3);
+			assert.equal(items[0].suggestion.label, 'aaa');
+			assert.equal(items[1].suggestion.label, 'fff');
+			assert.equal(items[2].suggestion.label, 'zzz');
+		});
+	});
+
+	test('sort - snippet top', function () {
+		return provideSuggestionItems(model, new Position(1, 1), { snippetConfig: 'top' }).then(items => {
+			assert.equal(items.length, 3);
+			assert.equal(items[0].suggestion.label, 'aaa');
+			assert.equal(items[1].suggestion.label, 'zzz');
+			assert.equal(items[2].suggestion.label, 'fff');
+		});
+	});
+
+	test('sort - snippet bottom', function () {
+		return provideSuggestionItems(model, new Position(1, 1), { snippetConfig: 'bottom' }).then(items => {
+			assert.equal(items.length, 3);
+			assert.equal(items[0].suggestion.label, 'fff');
+			assert.equal(items[1].suggestion.label, 'aaa');
+			assert.equal(items[2].suggestion.label, 'zzz');
+		});
+	});
+
+	test('sort - snippet none', function () {
+		return provideSuggestionItems(model, new Position(1, 1), { snippetConfig: 'none' }).then(items => {
+			assert.equal(items.length, 1);
+			assert.equal(items[0].suggestion.label, 'fff');
+		});
+	});
+
+	test('sort - snippet top', function () {
+		return provideSuggestionItems(model, new Position(1, 1), { snippetConfig: 'only' }).then(items => {
+			assert.equal(items.length, 2);
+			assert.equal(items[0].suggestion.label, 'aaa');
+			assert.equal(items[1].suggestion.label, 'zzz');
+		});
+	});
+
+});
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